Last updated: June 24, 2025
In December, the average temperature in Pilot Rock, United States hovers around 1°C (34°F). Expect a chilly range with a minimum of -19°C (-1°F) and a maximum reaching 19°C (66°F). With about 72 mm (2.8 in) of precipitation over 15 days, be prepared for some wet weather as well. The average humidity sits at a high 87%, making it feel quite crisp.
In December in Pilot Rock, the average temperature is 1°C (34°F), with maximums reaching 19°C (66°F) and minimums dipping as low as -19°C (-1°F). It's essential to pack layers for your trip, as you can experience a wide range of temperatures during your stay.
In Pilot Rock in December, the total precipitation amount is 72 mm (2.8 in) over the course of 15 days.
In Pilot Rock in December humidity is 87%. With an average temperature of 1°C (34°F), this humidity feels like a chilling blanket enveloping you, making every step outside feel heavy and damp, and leaving you longing for warmth and comfort while traveling.
In Pilot Rock in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Pilot Rock, you can visit Hourly UV Index in Pilot Rock.
UV Risk Categories
Weather in Pilot Rock varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Pilot Rock, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 1°C (34°F) | 70 mm (2.8 inches) | 86% | low |
| February Weather | 1°C (34°F) | 99 mm (3.9 inches) | 86% | moderate |
| March Weather | 4°C (40°F) | 80 mm (3.2 inches) | 85% | high |
| April Weather | 8°C (47°F) | 74 mm (2.9 inches) | 83% | high |
| May Weather | 13°C (55°F) | 56 mm (2.2 inches) | 77% | very high |
| June Weather | 17°C (63°F) | 29 mm (1.1 inches) | 81% | very high |
| July Weather | 22°C (72°F) | 1 mm (0.0 inches) | 76% | very high |
| August Weather | 22°C (71°F) | 10 mm (0.4 inches) | 60% | very high |
| September Weather | 16°C (61°F) | 29 mm (1.1 inches) | 58% | high |
| October Weather | 9°C (48°F) | 54 mm (2.1 inches) | 75% | moderate |
| November Weather | 4°C (40°F) | 73 mm (2.9 inches) | 85% | moderate |
| December Weather | 1°C (34°F) | 72 mm (2.8 inches) | 87% | low |